Preferred amount: 1.0 mL Plasma or Serum
Minimum amount: 0.5 mL Plasma or Serum
24hrs; Also offered STAT at an additional charge
Centrifuge required?: Yes. Centrifuge and separate from red cells within 1 hour of collection
Fasting required?: Yes
Special Instructions: Samples should be stored on ice between the time of sampling and centrifugation.
To screen patients who may be at risk for thrombosis, heart disease and stroke.